Stainless Steel Magnetic Agitator Stirrer with Dual Propeller Bottom Flange Mount
Our stainless steel magnetic agitator stirrer features a dual propeller design and bottom flange mount for secure installation on reactor mixing tanks. Ideal for chemical, pharmaceutical, and food processing industries, it ensures leak-free mixing under pressure. Customizable materials and configurations available.
- Capacity: 50 liters to 30,000 liters
- Mixer power: 1.5 kW to 55 kW
- Material: [SUS304 / SUS316L]
- Voltage: 110V / 220V / 380V / 400V / 440V / 480V / 600V
- Heating method: [Electric / Steam / Thermal Oil / Hot Water / No Heating]
- Cooling method: [Cooling Jacket / Dimple Jacket / Coil / No Cooling]
- Agitation system: [Top Entry Agitator / Anchor Mixer / Paddle / Turbine / High-Shear Mixer / Customized]
- Optional features: [Insulation / Load Cells / Temperature Sensor / Pressure Gauge / Manhole / CIP / PLC Control / Explosion-Proof Motor]
- Certificates: ASME, CE, GMP, UL, ATEX, ISO 9001
- Working pressure: [Atmospheric / Positive Pressure / Vacuum / Specify pressure]
- If you have drawings, we can process them for you.
Note: Please contact our sales team before placing an order. Website prices are for reference only; specific pricing requires understanding your requirements to provide a quote.
Email:info@ace-chn.com
Tel: +86 186 2683 5909
WeChat: ace-chn
WhatsApp: +86 186 2683 5909
$3,037.49 – $3,727.61Price range: $3,037.49 through $3,727.61
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Recommend RPM: 0-960RPM
Viscosity: Low/medium viscosity
Application: Mainly Liquid mixing

Recommend RPM: 0-200RPM
Viscosity: Low/medium viscosity
Application: Mainly Liquid mixing

Recommend RPM: 30RPM
Viscosity: Medium/High viscosity
Application: Melting, High viscosity product mixing, For single wall tank

Recommend RPM: 30RPM
Viscosity: Medium/High viscosity
Application: Melting, High viscosity product mixing, For jacket tank

Recommend RPM: 1480/2850 RPM
Viscosity: Low/medium viscosity
Application: Liquid powder mixing and dispersion

Recommend RPM: 2800 - 3200 RPM
Viscosity: Low/medium/High viscosity
Application: Liquid powder mixing and homogenizing

Recommend RPM: 0-355RPM
Viscosity: Low/medium viscosity
Application: Install at bottom, No mechanical seal working condition

Recommend RPM: As above
Viscosity: Low/medium viscosity
Application: Liquid powder mixing and dispersion For tank volume >300L
Magnetic Agitator Stirrer for Reactor Mixing Tanks
We build this stainless steel magnetic agitator stirrer for processes where a mechanical seal just isn\’t good enough. The magnetic drive eliminates the shaft penetration through the vessel wall, so there\’s no dynamic seal to wear out or leak. That makes it a solid choice for handling volatile solvents, corrosive chemicals, or any operation that runs under positive pressure or vacuum.
The dual propeller design delivers consistent axial flow, which keeps solids suspended and promotes even heat transfer during heating or cooling cycles. The bottom flange mount simplifies installation—you weld the flange to the reactor bottom and bolt the agitator into place. No need to modify the top head or worry about alignment issues that come with top-entry agitators.
We manufacture the wetted parts from 304 or 316L stainless steel, depending on your process chemistry. The shaft and propellers are precision machined and balanced to minimize vibration. All welds are full penetration and passivated after welding. If you\’re processing pharmaceuticals or food products, we can polish the contact surfaces to Ra ≤ 0.4 µm and provide documentation for material traceability.
Typical applications include chemical reactors, pilot plants, pharmaceutical synthesis vessels, and cosmetic batch tanks. The magnetic coupling is sized to handle torque requirements up to the rated speed, and we can adjust the propeller pitch and diameter to match your viscosity and mixing intensity.
Technical Specifications
| Tank capacity | Custom, from 50 L to 20,000 L |
| Material | SS304 / SS316L (or other grades on request) |
| Inner tank wall thickness | Per design pressure and customer specification |
| Heating / cooling | Jacket, coils, or external heat exchanger |
| Working pressure | Full vacuum to 10 bar (higher on request) |
| Design temperature | -20°C to 200°C (depending on gasket and material) |
| Stirring system | Dual propeller, bottom mounted magnetic drive |
| Sealing | Magnetic coupling with containment shell |
| Surface finish | Ra 0.4–1.6 µm, mirror polish optional |
FAQ
Q: How do I know which stainless steel grade to choose?
If your process involves chlorides or acids, 316L is usually safer. For general solvents and neutral pH, 304 works fine. Send us your chemical composition and concentration, and we\’ll recommend the grade.
Q: Can this agitator handle high viscosity fluids?
Yes, but we need to know the viscosity range and whether solids are present. We can adjust propeller size, pitch, and motor power to suit your mixing requirements.
Q: What about cleaning and maintenance?
The bottom flange design allows easy access to the wetted parts. The magnetic drive has no mechanical seal, so the only maintenance is checking the coupling and motor bearings periodically. CIP/SIP compatibility is possible with proper design.
Q: Do you provide documentation?
We can supply material certificates, weld reports, and pressure test records for each unit. For pharma applications, we can also provide surface finish certificates.
Ordering Guidance
To get an accurate quote, please provide the following details: the chemical composition and concentration of your material, batch volume and working volume, operating temperature and pressure, viscosity and solid content, heating/cooling requirements, and desired mixing effect. Also note any cleaning or compliance standards you need to meet. With that information, our engineers will confirm the right vessel configuration, agitator sizing, and material choices.
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I am very happy with the product I bought, the quality exceeded expectations and the experience was great. Special thanks for the after-sales service provided by your company. The customer service staff was very kind and handled queries quickly and professionally. And provide detailed operation guidance, to solve my questions. The whole service process made me feel very reassured and considerate, which made me more trust in the brand. In the future, if there is a need, I will certainly continue to buy, and I will recommend it to friends around me. Thank you for your company and look forward to more cooperation!
